18K pink gold self-winding round-shaped large skeleton gentleman’s wristwatch with sapphire-crystal snap-on case-back transparent crystal dial with subsidiary seconds at 6 and eleven horological complications: • Minute-repeater on two steel gongs (activated by the slide at 9 o’clock) • 1/5 second chronograph (activated by the two round push-pieces) • Split-seconds (activated by the round push-piece located on the winding-crown) • Half-instantaneous 30-minute recorder (subsidiary dial at 3 o’clock) • Half-instantaneous perpetual calendar • Date of the month (subsidiary dial at 9 o’clock) • Day of the week (subsidiary dial at 3 o’clock; indications given in English) • Month of the year (subsidiary dial at 6 o’clock; indications given in English) • Week number of the year (subsidiary dial at 12 o’clock) • Four-year cycle of leap-years (subsidiary small dial at 6 o’clock) • Phases of the moon (aperture at 12 o’clock).